Home / 2,039.19-2,813.88-1,154.94

Finding the Fourth Proportional to 2,039.19, 2,813.88 and 1,154.94

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Solution

The fourth proportional to 2,039.19, 2,813.88 and 1,154.94 is: 1,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.19 : 2,813.88 = 1,154.94 : x
  2. Step 2: Convert to fraction form
    2,039.19/2,813.88 = 1,154.94/x
  3. Step 3: Cross multiply
    2,039.19x = 2,813.88 × 1,154.94
  4. Step 4: Simplify right side
    2,039.19x = 3,249,862.57
  5. Step 5: Solve for x
    x = 3,249,862.57/2,039.19
  6. Step 6: Final answer
    x = 1,593.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.